Granted Patent
Utility
US 4,935,293 · App. 07/262,538
Continuous multi-filament polyester substrate readily adherable to a vinyl sheet
Inventor:
James H. Whetstone
Patented Case
View Patent ↗
Granted: Jun 19, 1990
Filed: Oct 25, 1988
Inventor
James H. Whetstone
Assignee (at issue)
Unifi, Inc.
This patent predates the USPTO's electronic file wrapper — prosecution documents from this era exist only in the Patent Office's paper records. A certified copy of the file history can be ordered from the USPTO's paper archives.